126532433 has 4 divisors (see below), whose sum is σ = 128265828. Its totient is φ = 124799040.

The previous prime is 126532409. The next prime is 126532447. The reversal of 126532433 is 334235621.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 106667584 + 19864849 = 10328^2 + 4457^2 .

It is a cyclic number.

It is not a de Polignac number, because 126532433 - 2⁶ = 126532369 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 126532396 and 126532405.

It is not an unprimeable number, because it can be changed into a prime (126532493) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 866588 + ... + 866733.

It is an arithmetic number, because the mean of its divisors is an integer number (32066457).

Almost surely, 2^126532433 is an apocalyptic number.

It is an amenable number.

126532433 is a deficient number, since it is larger than the sum of its proper divisors (1733395).

126532433 is an equidigital number, since it uses as much as digits as its factorization.

126532433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1733394.

The product of its digits is 12960, while the sum is 29.

The square root of 126532433 is about 11248.6636095138. The cubic root of 126532433 is about 502.0349507155.

The spelling of 126532433 in words is "one hundred twenty-six million, five hundred thirty-two thousand, four hundred thirty-three".